I am using this NC12 compatible version of the user_sql plugin:
However it seems the AJAX saving/verifying of the sql database configuration seems to be not working for me as I get an 500 server error on the /ajax/settings.php, see:
Anyone got an idea what could be causing this? I suspect it to be an issue with the shared host I am trying to run this on (OVH), but I can’t quite nail it down as there is no error message in the OVH provided error log either.
I guess the best would be to just disable the entire AJAX functionality as it is not really needed I guess.
Any ideas or suggestions?
I am already thinking about manually adding the needed settings into my Postgres database Nextcloud runs on 
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